Unreal Engine Issues

Sequencer Export to FBX file framerate is always 30fps, regardless of playback rate in Sequencer

This issue can cause problems for developers who are operating at framerates that aren't 30fps (eg 24).  In Sequencer: [Link Removed] In Maya: [Link Removed] ...

Volumes with infinite or missing faces when importing .fbx file

UDN Description: We are having issues with the "Create Blocking Volume" tool on StaticMeshActors. When we create a convex blocking volume (any convex, rough or heavy), we often have volumes that ha ...

UE4 Ignoring Bone information from FBX Exported from 3DSMax

The licensee has provided an animation created in 3DSMax where the Weapon Bone is stationary to which they attach a weapon socket in the editor. However, once imported into the editor, the Weapon B ...

[Legacy][FBX] Animation curves are not added to the skeleton anymore

Message Log not updating Categories in Real-Time

When importing an FBX with a known FBX import issue and the Message Log already open, the FBX Import error will appear but the FBX Import Category which is not present upon opening the Message Log w ...

Materials and geometry are sometimes incorrect in imported animated .fbx files.

Key input by Sequencer is missing in FBX output of parent-child actors

This problem did not occur in 4.27.0. Animation is not output when outputting a hierarchical structure. Actor(A) 　　┗Actor(B) 　　　　┗Actor(C) This is how the attachments are registered, and the ke ...

Tangent is divided twice by Decimal Rate when importing animation from FBX in Sequencer

The cause is that the ImportFBXProperty in MovieSceneToolHelpers.cpp is divided by DecimalRate. ArriveTangent = ArriveTangent / ((Key.Time - PrevKey.Time) * DecimalRate); LeaveTangent = LeaveTange ...

Possible crash reimporting destructible assets

This won't always happen, but the call in ImportDestructibleMeshFromApexDestructibleAsset to LODModel.ReleaseResources(); will enqueue render commands to release the resource, but the call after tha ...

Curve interpolation settings are forced to change from User to Break when importing animation from FBX in Sequencer

Due to the following code in [Link Removed] (CL-11585172), it is always set to Break even if the Tangent value is continuous. ArriveTangent = LeftTangent * (ArriveTimeDiff); ... LeaveTangent = Ri ...